Here is the error:
SEVERE: Error invoking service contribution method org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration, boolean, EntityManagerSource, EntityManagerManager, TypeCoercer, PropertyAccess, LoggerSource): The type [null] is not the expected [EntityType] for the key class [class com.flowlogix.website.entities.WebStatsPK].
SEVERE: Operations trace:
SEVERE: [ 1] Constructing instance of page class org.apache.tapestry5.corelib.pages.ExceptionReport
SEVERE: [ 2] Realizing service ValueEncoderSource
SEVERE: [ 3] Invoking org.apache.tapestry5.services.TapestryModule.buildValueEncoderSource(Map, InvalidationEventHub) (at TapestryModule.java:2337)
SEVERE: [ 4] Invoking org.apache.tapestry5.services.TapestryModule.buildValueEncoderSource(Map, InvalidationEventHub) (at TapestryModule.java:2337)
SEVERE: [ 5] Determining injection value for parameter #1 (java.util.Map)
SEVERE: [ 6] Collecting mapped configuration for service ValueEncoderSource
SEVERE: [ 7] Invoking method org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration, boolean, EntityManagerSource, EntityManagerManager, TypeCoercer, PropertyAccess, LoggerSource) (at JpaModule.java:180).
SEVERE: Construction of service ValueEncoderSource failed: Error invoking service builder method org.apache.tapestry5.services.TapestryModule.buildValueEncoderSource(Map, InvalidationEventHub) (at TapestryModule.java:2337) (for service 'ValueEncoderSource'): Error invoking service contribution method org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration, boolean, EntityManagerSource, EntityManagerManager, TypeCoercer, PropertyAccess, LoggerSource): The type [null] is not the expected [EntityType] for the key class [class com.flowlogix.website.entities.WebStatsPK].
java.lang.RuntimeException: Error invoking service builder method org.apache.tapestry5.services.TapestryModule.buildValueEncoderSource(Map, InvalidationEventHub) (at TapestryModule.java:2337) (for service 'ValueEncoderSource'): Error invoking service contribution method org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration, boolean, EntityManagerSource, EntityManagerManager, TypeCoercer, PropertyAccess, LoggerSource): The type [null] is not the expected [EntityType] for the key class [class com.flowlogix.website.entities.WebStatsPK].
at org.apache.tapestry5.ioc.internal.ServiceBuilderMethodInvoker$1.invoke(ServiceBuilderMethodInvoker.java:80)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
at org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
at org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
at org.apache.tapestry5.ioc.internal.ServiceBuilderMethodInvoker.createObject(ServiceBuilderMethodInvoker.java:52)
at org.apache.tapestry5.ioc.internal.OperationTrackingObjectCreator$1.invoke(OperationTrackingObjectCreator.java:45)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
at org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
at org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
at org.apache.tapestry5.ioc.internal.OperationTrackingObjectCreator.createObject(OperationTrackingObjectCreator.java:49)
at org.apache.tapestry5.ioc.internal.SingletonServiceLifecycle.createService(SingletonServiceLifecycle.java:29)
at org.apache.tapestry5.ioc.internal.LifecycleWrappedServiceCreator.createObject(LifecycleWrappedServiceCreator.java:46)
at org.apache.tapestry5.ioc.internal.AdvisorStackBuilder.createObject(AdvisorStackBuilder.java:63)
at org.apache.tapestry5.ioc.internal.InterceptorStackBuilder.createObject(InterceptorStackBuilder.java:54)
at org.apache.tapestry5.ioc.internal.RecursiveServiceCreationCheckWrapper.createObject(RecursiveServiceCreationCheckWrapper.java:60)
at org.apache.tapestry5.ioc.internal.OperationTrackingObjectCreator$1.invoke(OperationTrackingObjectCreator.java:45)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
at org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
at org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
at org.apache.tapestry5.ioc.internal.OperationTrackingObjectCreator.createObject(OperationTrackingObjectCreator.java:49)
at org.apache.tapestry5.ioc.internal.services.JustInTimeObjectCreator.obtainObjectFromCreator(JustInTimeObjectCreator.java:68)
at org.apache.tapestry5.ioc.internal.services.JustInTimeObjectCreator.createObject(JustInTimeObjectCreator.java:56)
at $ValueEncoderSource_122fe8e54dee78bf.delegate(Unknown Source)
at $ValueEncoderSource_122fe8e54dee78bf.getValueEncoder(Unknown Source)
at org.apache.tapestry5.internal.services.ComponentDefaultProviderImpl.defaultValueEncoder(ComponentDefaultProviderImpl.java:124)
at $ComponentDefaultProvider_122fe8e54dee78c4.defaultValueEncoder(Unknown Source)
at org.apache.tapestry5.corelib.components.Loop.defaultEncoder(Loop.java:311)
at org.apache.tapestry5.corelib.components.Loop$Shim_122fe8e54dee795d.invoke(Unknown Source)
at org.apache.tapestry5.internal.plastic.MethodHandleImpl.invoke(MethodHandleImpl.java:48)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodHandleAsMethodAccess.invoke(BridgeClassTransformation.java:84)
at org.apache.tapestry5.internal.transform.ParameterWorker$InvokeParameterDefaultMethod.advise(ParameterWorker.java:109)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
at org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
at org.apache.tapestry5.internal.transform.ParameterWorker$InvokeLoadOnParmeterConduit.advise(ParameterWorker.java:132)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
at org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
at org.apache.tapestry5.internal.transform.ParameterWorker$InvokeLoadOnParmeterConduit.advise(ParameterWorker.java:132)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
at org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
at org.apache.tapestry5.internal.transform.ParameterWorker$InvokeParameterDefaultMethod.advise(ParameterWorker.java:115)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
at org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
at org.apache.tapestry5.internal.transform.ParameterWorker$InvokeLoadOnParmeterConduit.advise(ParameterWorker.java:132)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
at org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice$1.proceed(BridgeClassTransformation.java:362)
at org.apache.tapestry5.internal.transform.ParameterWorker$InvokeLoadOnParmeterConduit.advise(ParameterWorker.java:132)
at org.apache.tapestry5.internal.transform.BridgeClassTransformation$WrapMethodAdviceAsComponentMethodAdvice.advise(BridgeClassTransformation.java:348)
at org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
at org.apache.tapestry5.corelib.components.Loop.containingPageDidLoad(Loop.java)
at org.apache.tapestry5.internal.structure.ComponentPageElementImpl$4.run(ComponentPageElementImpl.java:135)
at org.apache.tapestry5.internal.structure.ComponentPageElementImpl.invoke(ComponentPageElementImpl.java:1023)
at org.apache.tapestry5.internal.structure.ComponentPageElementImpl.containingPageDidLoad(ComponentPageElementImpl.java:858)
at org.apache.tapestry5.internal.structure.PageImpl.loaded(PageImpl.java:173)
at org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:221)
at org.apache.tapestry5.internal.pageload.PageLoaderImpl$3.invoke(PageLoaderImpl.java:206)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
at org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
at org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
at org.apache.tapestry5.internal.pageload.PageLoaderImpl.loadPage(PageLoaderImpl.java:205)
at $PageLoader_122fe8e54dee78a2.loadPage(Unknown Source)
at org.apache.tapestry5.internal.services.PageSourceImpl.getPage(PageSourceImpl.java:87)
at $PageSource_122fe8e54dee78a1.getPage(Unknown Source)
at org.apache.tapestry5.internal.services.NonPoolingRequestPageCacheImpl.get(NonPoolingRequestPageCacheImpl.java:83)
at $RequestPageCache_122fe8e54dee78a0.get(Unknown Source)
at $RequestPageCache_122fe8e54dee789a.get(Unknown Source)
at org.apache.tapestry5.internal.services.DefaultRequestExceptionHandler.handleRequestException(DefaultRequestExceptionHandler.java:77)
at $RequestExceptionHandler_122fe8e54dee79e5.advised$handleRequestException_122fe8e54dee79e7(Unknown Source)
at $RequestExceptionHandler_122fe8e54dee79e5$Invocation_handleRequestException_122fe8e54dee79e6.proceedToAdvisedMethod(Unknown Source)
at org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:84)
at org.apache.tapestry5.ioc.internal.util.InternalUtils$19$1.proceed(InternalUtils.java:1384)
at org.tynamo.security.services.SecurityModule$3.advise(SecurityModule.java:258)
at org.apache.tapestry5.ioc.internal.util.InternalUtils$19.advise(InternalUtils.java:1448)
at org.apache.tapestry5.internal.plastic.AbstractMethodInvocation.proceed(AbstractMethodInvocation.java:86)
at $RequestExceptionHandler_122fe8e54dee79e5.handleRequestException(Unknown Source)
at $RequestExceptionHandler_122fe8e54dee787b.handleRequestException(Unknown Source)
at org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:42)
at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
at org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:1055)
at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
at org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:1045)
at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
at org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:90)
at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
at org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:105)
at org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:95)
at org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:85)
at org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:119)
at $RequestHandler_122fe8e54dee787d.service(Unknown Source)
at $RequestHandler_122fe8e54dee7871.service(Unknown Source)
at org.apache.tapestry5.services.TapestryModule$HttpServletRequestHandlerTerminator.service(TapestryModule.java:385)
at org.apache.tapestry5.internal.gzip.GZipFilter.service(GZipFilter.java:53)
at $HttpServletRequestHandler_122fe8e54dee7873.service(Unknown Source)
at org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
at $HttpServletRequestFilter_122fe8e54dee7870.service(Unknown Source)
at $HttpServletRequestHandler_122fe8e54dee7873.service(Unknown Source)
at org.apache.tapestry5.services.TapestryModule$1.service(TapestryModule.java:1005)
at $HttpServletRequestHandler_122fe8e54dee7873.service(Unknown Source)
at org.tynamo.security.services.impl.SecurityConfiguration$2.call(SecurityConfiguration.java:104)
at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:344)
at org.tynamo.security.services.impl.SecurityConfiguration.service(SecurityConfiguration.java:102)
at $HttpServletRequestFilter_122fe8e54dee786e.service(Unknown Source)
at $HttpServletRequestHandler_122fe8e54dee7873.service(Unknown Source)
at $HttpServletRequestHandler_122fe8e54dee786d.service(Unknown Source)
at org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:147)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:256)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:215)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:279)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:655)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:595)
at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:98)
at com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:91)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:162)
at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:326)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:227)
at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:170)
at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:822)
at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:719)
at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:1013)
at com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:225)
at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:137)
at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:104)
at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:90)
at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:79)
at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:54)
at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:59)
at com.sun.grizzly.ContextTask.run(ContextTask.java:71)
at com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:532)
at com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:513)
at java.lang.Thread.run(Thread.java:680)
Caused by: org.apache.tapestry5.ioc.internal.OperationException: Error invoking service contribution method org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration, boolean, EntityManagerSource, EntityManagerManager, TypeCoercer, PropertyAccess, LoggerSource): The type [null] is not the expected [EntityType] for the key class [class com.flowlogix.website.entities.WebStatsPK].
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.logAndRethrow(OperationTrackerImpl.java:102)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:69)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.run(OperationTrackerImpl.java:46)
at org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.run(PerThreadOperationTracker.java:56)
at org.apache.tapestry5.ioc.internal.RegistryImpl.addToMappedConfiguration(RegistryImpl.java:595)
at org.apache.tapestry5.ioc.internal.RegistryImpl.getMappedConfiguration(RegistryImpl.java:546)
at org.apache.tapestry5.ioc.internal.ServiceResourcesImpl$3.invoke(ServiceResourcesImpl.java:126)
at org.apache.tapestry5.ioc.internal.ServiceResourcesImpl$3.invoke(ServiceResourcesImpl.java:123)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
at org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
at org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
at org.apache.tapestry5.ioc.internal.ServiceResourcesImpl.getMappedConfiguration(ServiceResourcesImpl.java:121)
at org.apache.tapestry5.ioc.internal.AbstractServiceCreator.getMappedConfiguration(AbstractServiceCreator.java:144)
at org.apache.tapestry5.ioc.internal.AbstractServiceCreator.access$300(AbstractServiceCreator.java:35)
at org.apache.tapestry5.ioc.internal.AbstractServiceCreator$1.findResource(AbstractServiceCreator.java:107)
at org.apache.tapestry5.ioc.internal.util.DelegatingInjectionResources.findResource(DelegatingInjectionResources.java:38)
at org.apache.tapestry5.ioc.internal.util.InternalUtils.calculateInjection(InternalUtils.java:272)
at org.apache.tapestry5.ioc.internal.util.InternalUtils.access$000(InternalUtils.java:97)
at org.apache.tapestry5.ioc.internal.util.InternalUtils$2.invoke(InternalUtils.java:321)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
at org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:68)
at org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1082)
at org.apache.tapestry5.ioc.internal.util.InternalUtils.calculateParameters(InternalUtils.java:325)
at org.apache.tapestry5.ioc.internal.util.InternalUtils.calculateParametersForMethod(InternalUtils.java:288)
at org.apache.tapestry5.ioc.internal.ServiceBuilderMethodInvoker$1.invoke(ServiceBuilderMethodInvoker.java:62)
... 136 more
Caused by: java.lang.RuntimeException: Error invoking service contribution method org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(MappedConfiguration, boolean, EntityManagerSource, EntityManagerManager, TypeCoercer, PropertyAccess, LoggerSource): The type [null] is not the expected [EntityType] for the key class [class com.flowlogix.website.entities.WebStatsPK].
at org.apache.tapestry5.ioc.internal.ContributionDefImpl.invokeMethod(ContributionDefImpl.java:134)
at org.apache.tapestry5.ioc.internal.ContributionDefImpl.contribute(ContributionDefImpl.java:88)
at org.apache.tapestry5.ioc.internal.RegistryImpl$7.run(RegistryImpl.java:599)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl$1.invoke(OperationTrackerImpl.java:50)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl$1.invoke(OperationTrackerImpl.java:47)
at org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:65)
... 159 more
Caused by: java.lang.IllegalArgumentException: The type [null] is not the expected [EntityType] for the key class [class com.flowlogix.website.entities.WebStatsPK].
at org.eclipse.persistence.internal.jpa.metamodel.MetamodelImpl.entity(MetamodelImpl.java:160)
at org.apache.tapestry5.jpa.JpaModule.provideValueEncoders(JpaModule.java:193)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.tapestry5.ioc.internal.ContributionDefImpl.invokeMethod(ContributionDefImpl.java:122)
... 164 more